Radioecologist Nick Beresford from Centre of Ecology and Hydrology in Lancaster explained that once in soil, caesium will become bound to mineral components, which limits itsuptake into plants.
Yet its rapid uptake since 1994, when access to the Internet first spread beyond China's elite academic and scientific circles, suggests demand will be huge.
It was hurt both by general worries over whether academic laboratories will tighten their belts and questions over how quick the uptake of its new DNA sequencer is.
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